transmission voltage

简明释义

传输电压

英英释义

例句

1.The transmission voltage 输电电压 used in this region is 400 kV for efficient power distribution.

该地区使用的输电电压 transmission voltage 为400千伏，以实现高效的电力分配。

2.The design of transmission lines takes into account the maximum transmission voltage 输电电压 to ensure safety.

输电线路的设计考虑到最大输电电压 transmission voltage 以确保安全。

3.Reducing the transmission voltage 输电电压 can lead to increased current, which may cause overheating.

降低输电电压 transmission voltage 可能导致电流增加，从而造成过热。

4.The power grid operates at a high transmission voltage 输电电压 to minimize energy losses over long distances.

电网以高输电电压 transmission voltage 运行，以减少长距离传输中的能量损失。

5.Engineers must ensure that the transmission voltage 输电电压 is stable during peak demand periods.

工程师必须确保在高峰需求期间，输电电压 transmission voltage 稳定。

作文

In the field of electrical engineering, the term transmission voltage refers to the voltage level at which electrical energy is transmitted from power plants to substations and ultimately to consumers. Understanding transmission voltage is crucial for ensuring the efficiency and safety of power distribution systems. High-voltage transmission lines are designed to carry electricity over long distances while minimizing energy loss due to resistance in the wires. The use of high transmission voltage allows for a reduction in current, thereby reducing the heat generated in conductors and improving overall system efficiency.The concept of transmission voltage is integral to the design of electrical grids. When electricity is generated at power stations, it is typically produced at a lower voltage, often around 11 kV to 25 kV. However, before this electricity can be transported over long distances, it must be stepped up to a much higher voltage, often exceeding 100 kV. This step-up process is accomplished using transformers, which increase the voltage for efficient transmission.Once the electricity reaches the vicinity of its destination, it undergoes another transformation, where the transmission voltage is reduced to safer levels suitable for residential or commercial use, typically between 120 V to 480 V. This two-step transformation process ensures that energy can be transmitted efficiently without significant losses.The choice of transmission voltage is influenced by various factors, including the distance the electricity needs to travel, the amount of power being transmitted, and the existing infrastructure. For instance, in areas with a dense population and high demand for electricity, higher transmission voltage levels may be employed to meet the needs of consumers without overloading the system.Moreover, advances in technology have led to the development of ultra-high voltage (UHV) transmission systems, which operate at voltages above 800 kV. These systems are capable of transmitting large amounts of electricity across vast distances, making them an attractive option for countries with extensive geographical areas and varying energy demands. UHV systems significantly reduce transmission losses and enhance the reliability of the power supply.However, the implementation of high transmission voltage systems also comes with challenges. Safety concerns arise due to the potential hazards associated with high voltages, including electrical arcing and insulation failure. Therefore, stringent safety measures and regulations must be in place to protect both workers and the general public. Additionally, high-voltage lines require substantial right-of-way, which can lead to disputes over land use and environmental concerns.In conclusion, transmission voltage plays a vital role in the electrical power industry, influencing how electricity is generated, transmitted, and consumed. As the demand for electricity continues to grow, understanding and optimizing transmission voltage will be essential for developing a more efficient and sustainable energy future. Innovations in technology and infrastructure will continue to shape the landscape of power transmission, ensuring that we can meet the energy needs of future generations while minimizing our environmental impact.

在电气工程领域，术语transmission voltage指的是从发电厂到变电站，最终到达消费者的电能传输电压水平。理解transmission voltage对于确保电力分配系统的效率和安全至关重要。高电压传输线路旨在以最小化因电线中的电阻而导致的能量损失的方式，长距离传输电力。使用高transmission voltage可以减少电流，从而降低导体中产生的热量，提高整体系统效率。transmission voltage的概念是电网设计的核心。当电力在发电站产生时，通常是在较低电压下生产，通常在11 kV到25 kV之间。然而，在这电力能够长距离运输之前，它必须被提升到更高的电压，通常超过100 kV。这个升压过程是通过变压器完成的，变压器将电压提高到高效传输所需的水平。一旦电力到达目的地附近，它会经历另一个变换，其中transmission voltage被降低到适合住宅或商业使用的安全水平，通常在120 V到480 V之间。这一升压和降压的过程确保了能源能够高效传输，而不会造成显著的损失。transmission voltage的选择受多种因素的影响，包括电力需要传输的距离、传输的功率量以及现有基础设施。例如，在人口密集且电力需求高的地区，可能会采用更高的transmission voltage水平，以满足消费者的需求，而不至于过载系统。此外，技术的进步导致超高压（UHV）传输系统的发展，这些系统在800 kV以上的电压下运行。这些系统能够在广阔的距离上传输大量电力，使其成为地理面积广泛、能源需求变化的国家的一个吸引人的选择。UHV系统显著降低了传输损失，并增强了电力供应的可靠性。然而，实施高transmission voltage系统也伴随着挑战。由于高电压可能带来的潜在危害，包括电弧和绝缘故障，安全问题随之而来。因此，必须制定严格的安全措施和法规，以保护工人和公众。此外，高电压线路需要大量的用地，这可能导致土地使用和环境问题的争议。总之，transmission voltage在电力行业中扮演着至关重要的角色，影响着电力的生成、传输和消费。随着对电力需求的持续增长，理解和优化transmission voltage将对开发更高效和可持续的能源未来至关重要。技术和基础设施的创新将继续塑造电力传输的格局，确保我们能够满足未来几代人的能源需求，同时最小化对环境的影响。